Calculate A+B-C+D
Look at the series (7, 16, 43, B, A, 1096, 3283, 9844, 29527, C, 265723, D, ...), determine the pattern, and find the unknown values (A, B, C and D) and calculate A+B-C+D!Correct answers: 19
The first user who solved this task is Nasrin 24 T.
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April Fool's Day - Suggestions
1. Put marbles in the hubcaps of someone’s car.
2. Leave cryptic notes warning someone of an impending prank then do nothing all day.
3. Rubber band the sprayer on the kitchen sink into the “on” position.
4. Place a pair of pants and shoes inside the only toilet stall in a rest room to make it appear someone is using it all day.
5. Pour vegetable oil on the exhaust of someone’s car so it will smoke when started up.
2. Leave cryptic notes warning someone of an impending prank then do nothing all day.
3. Rubber band the sprayer on the kitchen sink into the “on” position.
4. Place a pair of pants and shoes inside the only toilet stall in a rest room to make it appear someone is using it all day.
5. Pour vegetable oil on the exhaust of someone’s car so it will smoke when started up.